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core: hle: kernel: Disable dispatch count tracking on single core. 

- This would have limited value, and would be a mess to handle properly.
This commit is contained in:
bunnei 2021-08-14 02:14:19 -07:00
parent d14b8fc747
commit 3dc803a430
3 changed files with 14 additions and 5 deletions
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2
src/core/cpu_manager.cpp
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@ -32,7 +32,7 @@ void CpuManager::Initialize() {
core_data[core].host_thread = std::jthread(ThreadStart, std::ref(*this), core); core_data[core].host_thread = std::jthread(ThreadStart, std::ref(*this), core);
} }
} else { } else {
core_data[0].host_thread = std::jthread(ThreadStart, std::ref(*this), -1); core_data[0].host_thread = std::jthread(ThreadStart, std::ref(*this), 0);
} }
} }

6
src/core/hle/kernel/k_thread.cpp
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@ -13,6 +13,9 @@
#include "common/common_types.h" #include "common/common_types.h"
#include "common/fiber.h" #include "common/fiber.h"
#include "common/logging/log.h" #include "common/logging/log.h"
#include "common/scope_exit.h"
#include "common/settings.h"
#include "common/thread_queue_list.h"
#include "core/core.h" #include "core/core.h"
#include "core/cpu_manager.h" #include "core/cpu_manager.h"
#include "core/hardware_properties.h" #include "core/hardware_properties.h"
@ -211,9 +214,10 @@ ResultCode KThread::InitializeThread(KThread* thread, KThreadFunction func, uint
// Initialize the thread. // Initialize the thread.
R_TRY(thread->Initialize(func, arg, user_stack_top, prio, core, owner, type)); R_TRY(thread->Initialize(func, arg, user_stack_top, prio, core, owner, type));
// Initialize host context. // Initialize emulation parameters.
thread->host_context = thread->host_context =
std::make_shared<Common::Fiber>(std::move(init_func), init_func_parameter); std::make_shared<Common::Fiber>(std::move(init_func), init_func_parameter);
thread->is_single_core = !Settings::values.use_multi_core.GetValue();
return ResultSuccess; return ResultSuccess;
} }

11
src/core/hle/kernel/k_thread.h
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@ -454,8 +454,12 @@ public:
return GetActiveCore() == 3; return GetActiveCore() == 3;
} }
[[nodiscard]] bool IsDispatchTrackingDisabled() const {
return is_single_core || IsKernelThread();
}
[[nodiscard]] s32 GetDisableDispatchCount() const { [[nodiscard]] s32 GetDisableDispatchCount() const {
if (IsKernelThread()) { if (IsDispatchTrackingDisabled()) {
// TODO(bunnei): Until kernel threads are emulated, we cannot enable/disable dispatch. // TODO(bunnei): Until kernel threads are emulated, we cannot enable/disable dispatch.
return 1; return 1;
} }
@ -464,7 +468,7 @@ public:
} }
void DisableDispatch() { void DisableDispatch() {
if (IsKernelThread()) { if (IsDispatchTrackingDisabled()) {
// TODO(bunnei): Until kernel threads are emulated, we cannot enable/disable dispatch. // TODO(bunnei): Until kernel threads are emulated, we cannot enable/disable dispatch.
return; return;
} }
@ -474,7 +478,7 @@ public:
} }
void EnableDispatch() { void EnableDispatch() {
if (IsKernelThread()) { if (IsDispatchTrackingDisabled()) {
// TODO(bunnei): Until kernel threads are emulated, we cannot enable/disable dispatch. // TODO(bunnei): Until kernel threads are emulated, we cannot enable/disable dispatch.
return; return;
} }
@ -727,6 +731,7 @@ private:
// For emulation // For emulation
std::shared_ptr<Common::Fiber> host_context{}; std::shared_ptr<Common::Fiber> host_context{};
bool is_single_core{};
// For debugging // For debugging
std::vector<KSynchronizationObject*> wait_objects_for_debugging; std::vector<KSynchronizationObject*> wait_objects_for_debugging;